Finding the Fourth Proportional to 4,838,467.71, 6,677,085.90 and 2,633,338.70
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Solution
The fourth proportional to 4,838,467.71, 6,677,085.90 and 2,633,338.70 is: 3,634,007.66
Step by Step Solution
- Step 1: Write the proportion equation
4,838,467.71 : 6,677,085.90 = 2,633,338.70 : x - Step 2: Convert to fraction form
4,838,467.71/6,677,085.90 = 2,633,338.70/x - Step 3: Cross multiply
4,838,467.71x = 6,677,085.90 × 2,633,338.70 - Step 4: Simplify right side
4,838,467.71x = 17,583,028,703,694.33 - Step 5: Solve for x
x = 17,583,028,703,694.33/4,838,467.71 - Step 6: Final answer
x = 3,634,007.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.